H&K Heckler & Koch
HK MR556 A1, A4 Bolt Group - Complete
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- SKU:
- HKP-02618
- UPC:
- 642230270862
- MPN:
- 50236268, 236268,51000978
Description
H&K HK MR556A1 and A4 Complete Bolt Group
Complete semi-auto bolt carrier group for MR556A1/A4 receivers. Bolt carriers will be marked ".223 Rem" or "5.56 x 45".
Includes The Following:
- MR556 Bolt Carrier
- Complete bolt head
- Firing pin spring
- Firing pin
- Cam pin
- All misc parts that comprise a complete bolt group
Compatible With:
- HK MR556A1
- HK MR556A4
- HK CR556
Additional Information
|
FIREARM MODEL(S):
|
, HK MR556
, HK CR556
|
|
CALIBER:
|
5.56 / .223
|
|
MATERIAL:
|
Steel
|
|
COLOR:
|
Black
|
|
ORIGIN:
|
German
|
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